EP1261234A3 - Condenser microphone and method for manufacturing condenser microphones - Google Patents

Condenser microphone and method for manufacturing condenser microphones Download PDF

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Publication number
EP1261234A3
EP1261234A3 EP02253357A EP02253357A EP1261234A3 EP 1261234 A3 EP1261234 A3 EP 1261234A3 EP 02253357 A EP02253357 A EP 02253357A EP 02253357 A EP02253357 A EP 02253357A EP 1261234 A3 EP1261234 A3 EP 1261234A3
Authority
EP
European Patent Office
Prior art keywords
condenser
manufacturing
microphones
microphone
condenser microphone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP02253357A
Other languages
German (de)
French (fr)
Other versions
EP1261234A2 (en
Inventor
Haruhisa c/o Citizen Electronics Co. Ltd Tanabe
Megumi c/o Citizen Electronics Co. Ltd Horiuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Citizen Electronics Co Ltd
Original Assignee
Citizen Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Citizen Electronics Co Ltd filed Critical Citizen Electronics Co Ltd
Publication of EP1261234A2 publication Critical patent/EP1261234A2/en
Publication of EP1261234A3 publication Critical patent/EP1261234A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/04—Microphones
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/43—Electric condenser making
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49005—Acoustic transducer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/4908—Acoustic transducer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
    • Y10T29/49128—Assembling formed circuit to base
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49789—Obtaining plural product pieces from unitary workpiece
    • Y10T29/49792—Dividing through modified portion
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49789—Obtaining plural product pieces from unitary workpiece
    • Y10T29/49798—Dividing sequentially from leading end, e.g., by cutting or breaking

Abstract

A back plate having a stationary back electrode is secured to a substrate. A diaphragm electrode is mounted on the back plate interposing a spacer. A frame having a sound collecting hole is mounted on the diaphragm electrode.
EP02253357A 2001-05-15 2002-05-14 Condenser microphone and method for manufacturing condenser microphones Withdrawn EP1261234A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001145694 2001-05-15
JP2001145694A JP2002345092A (en) 2001-05-15 2001-05-15 Manufacturing method for condenser microphone

Publications (2)

Publication Number Publication Date
EP1261234A2 EP1261234A2 (en) 2002-11-27
EP1261234A3 true EP1261234A3 (en) 2007-11-07

Family

ID=18991462

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02253357A Withdrawn EP1261234A3 (en) 2001-05-15 2002-05-14 Condenser microphone and method for manufacturing condenser microphones

Country Status (6)

Country Link
US (2) US6708387B2 (en)
EP (1) EP1261234A3 (en)
JP (1) JP2002345092A (en)
KR (1) KR100518134B1 (en)
CN (1) CN1201633C (en)
TW (1) TW546981B (en)

Families Citing this family (26)

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Publication number Priority date Publication date Assignee Title
JP4191555B2 (en) * 2003-07-29 2008-12-03 シチズン電子株式会社 Method for producing electrodynamic sounding body
KR200330089Y1 (en) * 2003-07-29 2003-10-11 주식회사 비에스이 Integrated base and electret condenser microphone using the same
JP4611051B2 (en) * 2005-02-09 2011-01-12 シチズン電子株式会社 Micro speaker manufacturing method
KR20060091541A (en) * 2005-02-15 2006-08-21 구자봉 The micro-phone using sound sensor and making method of micro-phone
JP4627676B2 (en) * 2005-03-31 2011-02-09 シチズン電子株式会社 An electret condenser microphone using a heat-resistant charged resin body and a manufacturing method thereof.
JP2007036386A (en) * 2005-07-22 2007-02-08 Star Micronics Co Ltd Method of manufacturing condenser microphone
US7835533B2 (en) 2005-07-22 2010-11-16 Star Micronics Co., Ltd. Method for manufacturing condenser microphone
JP2007036387A (en) * 2005-07-22 2007-02-08 Star Micronics Co Ltd Microphone array
JP2007043327A (en) * 2005-08-01 2007-02-15 Star Micronics Co Ltd Condenser microphone
WO2007024909A1 (en) * 2005-08-23 2007-03-01 Analog Devices, Inc. Multi-microphone system
JP2007180201A (en) * 2005-12-27 2007-07-12 Yamaha Corp Semiconductor device
US7343661B2 (en) * 2006-04-24 2008-03-18 Taiwan Carol Electronics Co., Ltd. Method for making condenser microphones
JP2007295308A (en) * 2006-04-25 2007-11-08 Citizen Electronics Co Ltd Method of manufacturing electret capaciter microphone
JP4215076B2 (en) * 2006-07-10 2009-01-28 ヤマハ株式会社 Condenser microphone and manufacturing method thereof
KR20080005854A (en) 2006-07-10 2008-01-15 야마하 가부시키가이샤 Pressure sensor and manufacturing method therefor
JP5049571B2 (en) * 2006-11-30 2012-10-17 スター精密株式会社 Capacitor microphone manufacturing method and capacitor microphone
US8042248B2 (en) * 2006-09-29 2011-10-25 Texas Instruments Incorporated Low cost window production for hermetically sealed optical packages
KR100776189B1 (en) 2006-10-16 2007-11-16 주식회사 비에스이 Mounting method for mounting microphone on flexible printed circuit board
KR100753327B1 (en) * 2006-10-17 2007-08-29 구자봉 The micro-phone using sound sensor
JP2008141409A (en) * 2006-11-30 2008-06-19 Star Micronics Co Ltd Condenser microphone and manufacturing method therefor
TWI339188B (en) * 2007-11-21 2011-03-21 Ind Tech Res Inst A package structure for mems type microphone and method therefor
US9686617B2 (en) 2014-04-01 2017-06-20 Robert Bosch Gmbh Microphone system with driven electrodes
USD784563S1 (en) * 2015-07-17 2017-04-18 Arktura Llc Architectural panel
USD794222S1 (en) * 2015-07-17 2017-08-08 Arktura Llc Architectural panel
USD784564S1 (en) * 2015-07-17 2017-04-18 Arktura Llc Architectural panel
USD967076S1 (en) * 2019-03-28 2022-10-18 Sony Group Corporation Microphone

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4249043A (en) * 1977-12-02 1981-02-03 The Post Office Electret transducer backplate, electret transducer and method of making an electret transducer
US4331840A (en) * 1980-02-22 1982-05-25 Lectret S.A. Electret transducer with tapered acoustic chamber
US4764690A (en) * 1986-06-18 1988-08-16 Lectret S.A. Electret transducing
US5854846A (en) * 1996-09-06 1998-12-29 Northrop Grumman Corporation Wafer fabricated electroacoustic transducer
JP2000050393A (en) * 1998-05-25 2000-02-18 Hosiden Corp Electret condenser microphone

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118022A (en) * 1961-08-07 1964-01-14 Bell Telephone Labor Inc Electroacoustic transducer
US3736552A (en) * 1971-07-27 1973-05-29 Bell Telephone Labor Inc Acoustic imaging device using multiple element electret transducer
US3770560A (en) * 1971-10-21 1973-11-06 American Cyanamid Co Composite laminate with a thin, perforated outer layer and cavitated bonded backing member
JPS5419172B2 (en) * 1973-07-23 1979-07-13
JPS6281200A (en) * 1985-10-03 1987-04-14 Matsushita Electric Ind Co Ltd Ultrasonic ceramic microphone
US5859508A (en) * 1991-02-25 1999-01-12 Pixtech, Inc. Electronic fluorescent display system with simplified multiple electrode structure and its processing
US5798460A (en) * 1994-06-20 1998-08-25 Sony Corporation Vibration sensor employing a flexible diaphragm and an electret film
US5870482A (en) * 1997-02-25 1999-02-09 Knowles Electronics, Inc. Miniature silicon condenser microphone
JPH1188992A (en) * 1997-09-03 1999-03-30 Hosiden Corp Integrated capacitive transducer and its manufacture
JPH11187494A (en) * 1997-12-18 1999-07-09 Hosiden Corp Electret type microphone and its manufacture
JP3377957B2 (en) * 1998-12-25 2003-02-17 京セラ株式会社 Electret condenser microphone
JP4255173B2 (en) * 1999-07-28 2009-04-15 シチズン電子株式会社 Optical microphone and manufacturing method thereof
JP2001069596A (en) * 1999-08-25 2001-03-16 Hosiden Corp Manufacture of semiconductor electret condenser microphone and the semiconductor electret condenser microphone
JP2001102875A (en) 1999-10-01 2001-04-13 Hosiden Corp Semiconductor amplifier circuit and semiconductor electret capacitor microphone
JP2002034063A (en) * 2000-07-17 2002-01-31 Nec Eng Ltd Origination/termination system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4249043A (en) * 1977-12-02 1981-02-03 The Post Office Electret transducer backplate, electret transducer and method of making an electret transducer
US4331840A (en) * 1980-02-22 1982-05-25 Lectret S.A. Electret transducer with tapered acoustic chamber
US4764690A (en) * 1986-06-18 1988-08-16 Lectret S.A. Electret transducing
US5854846A (en) * 1996-09-06 1998-12-29 Northrop Grumman Corporation Wafer fabricated electroacoustic transducer
JP2000050393A (en) * 1998-05-25 2000-02-18 Hosiden Corp Electret condenser microphone

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 2000, 14 September 2000 (2000-09-14) *

Also Published As

Publication number Publication date
KR100518134B1 (en) 2005-10-04
US6947568B2 (en) 2005-09-20
US20020172383A1 (en) 2002-11-21
JP2002345092A (en) 2002-11-29
CN1386037A (en) 2002-12-18
KR20020087358A (en) 2002-11-22
US20040057595A1 (en) 2004-03-25
EP1261234A2 (en) 2002-11-27
CN1201633C (en) 2005-05-11
US6708387B2 (en) 2004-03-23
TW546981B (en) 2003-08-11

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